80% Lower Blog | AR-15 Lowers, News & Updates

The 80 percent lower market is heating up as more and more makers pump out some wicked cool 80% lower jigs. The task of machining your first (or twelfth) 80% lower will continue to get easier and more enjoyable – but which jig should you pick? We’re stacking up three of the most popular: The Modulus Arms Router Jig Extreme, the Easy Jig Gen 2 Multi-Platform Edition, and the 5D Tactical Router Jig Pro. The former is a newcomer to the game while those last two are crowd favorites. So, which should you pick? Let’s help The Easy Jig Gen...

It’s never been easier to build an AR-15 at home – but doing it the right way takes the right tools. We’ve got ‘em all for sale at 80 Lower, but we’ve gotta pick some of the must-haves so you can get started on your path to becoming a pro gunsmith with little frustration. Take a look below to see the six gunsmithing tools every shooter should own: Armorer’s Wrench This one’s pretty simple. The ubiquitous Armorer’s Wrench is, in fact, the simplest yet most critical gunsmithing tool any AR-15 gunsmith should own. You need this bad boy if...

In the modern political atmosphere, one common question about 80% lowers is whether or not they are legal. This is an understandable question, but we feel that it is necessary to give a clear answer on the current state of the law revolving around 80% lowers. Keep in mind that laws can change quickly. As we just saw with bump stocks, these types of things can move very fast, especially considering the current state of gun laws and those that oppose gun ownership. The Basics Since you’re curious about the legality of 80% lowers, it’s safe to assume that you...

Making it even easier, every Polymer 80 we sell comes with the jig necessary to complete the firearm. Very little extra tools are required and in what would be an otherwise lazy Saturday afternoon you can have your very own Glock. We believe the ability to build your own firearm is a life skill in this day and age of gun grabbers. We have long equipped the AR community with what it needed to do so and now it is Glock’s turn.

Before you begin your 80% lower journey in earnest, it’s a good idea to make sure you’re doing everything right – whether that’s setting roll pins, securing your lower for machining, or cleaning up those inevitable mistakes. Look below for the 10 must-have gunsmithing tools for the DIY gunsmith! We recommend these 10 tools based on our personal experiences and past challenges on our own builds. The AR15 Rifle Shooters Case You need a good place to store all those gunsmithing tools, right? You also need a convenient, easy-to-access place to seat your rifle (or pistol) while you work...